The project was conducted in King Fahd Cultural Center at Intercontinental Hotel, composed of series of activities such as: The Conference of GCC Economic Growth which lasted for four days accompanied with a fair in which the leading GCC Companies effectively contributed all the materials of the activities such as Speeches of High Executives, Essays, Researches, Studies etc. are documented and collected in the said encyclopedia, that is considered as reliable source and reference of true authenticated information about the Top 100 Companies in the GCC.